Critical Risk →

logdrain_delete

Deletes a configurable log drain

How to control logdrain_delete ↓

AI agents call logdrain_delete to permanently remove resources in Vercel MCP Server — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.

Critical Risk

This tool permanently removes a log drain configuration, which cannot be undone without reconfiguration. Log drains are infrastructure components whose deletion removes an important observability component. While not as critical as deleting application code or data, deletion operations are irreversible and fall into the Destructive category.

From the tool's definition Tool name is 'logdrain_delete' and description states it 'Deletes a configurable log drain'. The verb 'Deletes' indicates an irreversible removal operation.

Documented attack patterns abuse exactly the kind of access logdrain_delete gives an agent:

PolicyLayer is an MCP gateway — it sits between your AI agents and Vercel MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for logdrain_delete:

policy.json
{
  "version": "1",
  "default": "deny",
  "hide": [
    "logdrain_delete"
  ]
}

logdrain_delete disappears from the agent's tool list entirely, and any attempt to call it is denied. The rest of the server keeps working.

  1. Create a free account and register Vercel MCP Server — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Go deeper

What does the logdrain_delete tool do? +

Deletes a configurable log drain. It is categorised as a Destructive tool in the Vercel MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.

How do I enforce a policy on logdrain_delete? +

Register the Vercel MCP Server MCP server in PolicyLayer and add a rule for logdrain_delete: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Vercel MCP Server. Nothing to install.

What risk level is logdrain_delete? +

logdrain_delete is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit logdrain_delete? +

Yes. Add a rate_limit block to the logdrain_delete rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block logdrain_delete completely? +

Set action: deny in the PolicyLayer policy for logdrain_delete. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides logdrain_delete? +

logdrain_delete is provided by the Vercel MCP Server MCP server (quegenx/vercel-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Vercel MCP Server tool call.

Deterministic rules across all 154 Vercel MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

Free to start. No card required.

154 Vercel MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.

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